How to Time Piped *nix Commands
If you want to time how long a piped bash command take, use the `time` command followed by your commands in parens like so.. time (ls -lha | wc -l)
Written by Sean Behan on 12/11/2017
Linux Disk Usage Command Recursive
It's short and sweet! du -hs * If you run this command it will tell you the sizes of all the files and folder in the current directory. The `-h` flag is for human readable format and the `-s` will give you the size for each file or directory. ...
Written by Sean Behan on 03/07/2017
Ruby Enterprise Edition and Passenger ./script/console production fails and instead returns Loading production environment (Rails 2.3.5) Rails requires RubyGems >= 1.3.2. Please install RubyGems and try again: http://rubygems.rubyforge.org
After installing Ruby Enterprise Edition, REE, and Passenger on Ubuntu you may see this error message when you run script/console for the first time ./script/console production # => Loading production environment (Rails 2.3.5) Rails requires RubyGems >=...
Written by Sean Behan on 06/17/2012
How Many Gigs of RAM Are On My Server?
How much memory is on my linux server? Run the free command free -g total used free shared buffers cached Mem: 2 1 0 0 0 1 -/+ buffers/cache: 0 1 Swap: ...
Written by Sean Behan on 06/17/2012
Setting Up Users, Permissions and Groups for SSH Access to a Shared Git Repository
If you are having permission problems using git, such as error: insufficient permission for adding an object to repository database ./objects There are a couple thing you can do to remedy the situation, before moving to a full on git server like gitosis....
Written by Sean Behan on 06/17/2012
Add Users to a Group on Ubuntu
To create a new user on Ubuntu (Heron8) adduser johndoe To create a new group groupadd barleyfarmers Add johndoe to the barleyfarmers group adduser johndoe barleyfarmers The adduser command, when you're first adding the new user accou...
Written by Sean Behan on 03/02/2017
Setting up a new ubuntu server with apache2, php, ruby on rails, rubygems, mysql, and git
Here are a list of commands to get up and running with Apache2 with Phussion Passenger for Rails, PHP5, MySQL5, Ruby on Rails with Gems, and the source control software Git. I think that this is a pretty ideal environment for a development box and even pr...
Written by Sean Behan on 06/17/2012